AS577 BACOM - Bell Canada
🇨🇦ARINassigned
Announced Prefixes (BGP)
16,310total
16,170 IPv4140 IPv6
IPv4 Addresses
Allocated (RIR)1.8M
Announced (BGP)11.2M
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)1.6×10²⁹
Routing hygiene
Score 24/100 · Low riskRPKI ROA coverage
98.8%
2 prefixes RPKI invalid
IRR route objects
0%
1,042 prefixes registered for another origin
Hijack signals
2
0 announced against others' ROAs, 2 own announced by others
Upstreams
12
diversity 19/100
- 100% of announced prefixes (16227 of 16235) have no IRR route object for this ASN
- Routes concentrated on one upstream (90% of routes)
Based on 16,235 announced prefixes, updated daily (2026-10-24). How the score works · RPKI explained
Listed on the threat map (2026-10-24)
Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.
Announced Prefixes
(BGP)1,000 of 16,310|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-27 | |
| No ROA | - | 2026-10-27 | |
| No ROA | - | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | - | 2026-10-27 |
1-10 of 1,000
1 / 100
Allocated Prefixes
(RIR)68Prefix | Country | RIR | Status |
|---|---|---|---|
| 50.100.8.0/22 | 🇨🇦 CA | ARIN | allocated |
| 50.100.16.0/23 | 🇨🇦 CA | ARIN | allocated |
| 50.100.23.0/24 | 🇨🇦 CA | ARIN | allocated |
| 50.101.0.0/16 | 🇨🇦 CA | ARIN | allocated |
| 64.42.192.0/18 | 🇨🇦 CA | ARIN | allocated |
| 66.201.192.0/18 | 🇨🇦 CA | ARIN | allocated |
| 72.28.64.0/21 | 🇨🇦 CA | ARIN | allocated |
| 72.28.76.0/24 | 🇨🇦 CA | ARIN | allocated |
| 72.28.80.0/20 | 🇨🇦 CA | ARIN | allocated |
| 139.142.0.0/16 | 🇨🇦 CA | ARIN | allocated |
1-10 of 68
1 / 7
All 16,310 announced prefixes of AS577 →
BGP Neighbours
(seen in AS paths)Upstreams (12)
Networks AS577 hands its own prefixes to: transit providers, or peers at an exchange.
- AS1403EBOX14,573
- AS1299TWELVE99 Arelion Sweden AB575
- AS3356Level 3 Parent480
- AS2914NTT America272
- AS174Cogent Communications222
- AS22652Videotron Ltee67
- AS6939Hurricane Electric49
- AS6453TATA COMMUNICATIONS (AMERICA)46
- AS3257GTT BACKBONE GTT Communications16
- AS2497Internet Initiative Japan7
- AS15296Cybera2
- AS1273IDDQD1
Downstreams (100 of 195)
Networks whose own prefixes AS577 passes on: usually its customers.
- AS2675Shared Services Canada300
- AS36522BELL MOBILITY154
- AS3848WorldLinx Telecommunications146
- AS15830Equinix (EMEA) Acquisition Enterprises B.V133
- AS29988Rogers Communications Canada125
- AS35911Telebec112
- AS855Bell Canada92
- AS11814Distributel Communications Limited76
- AS29974Wightman Telecom71
- AS15321Groupe Maskatel69
- AS4540SOGETEL48
- AS22573Northwestel40
- AS10929EStruxture Data Centers31
- AS14453ADVANCED KNOWLEDGE NETWORKS30
- AS16438Satelcom Internet30
- AS53910Northwestel26
- AS25946NetAccess Systems23
- AS397168National Capital Freenet23
- AS54113Fastly20
- AS7122Bell Canada19
- AS11831ESecureData18
- AS40934Fortinet18
- AS397735Netwire18
- AS22113Belair Technologies17
- AS54182Bell Canada17
- AS394520The Law Society Of Upper Canada17
- AS803Saskatchewan Telecommunications14
- AS64258GROUPE TECHNOLOGIES DESJARDINS14
- AS22910Loblaw Companies Limited12
- AS11342Pathway Communications11
- AS27293The Bank Of Canada11
- AS36817MCSNet11
- AS55256Netskope11
- AS13468Kingston Online Services10
- AS32678Fidalia Networks10
- AS53829CTV Television Network Limited10
- AS393457Hamilton Community Enterprises10
- AS11918Diallog Telecommunications9
- AS14112SecureNet Information Services9
- AS40108LOGNET9
- AS13319Storm Internet Services8
- AS13845EStruxture Data Centers8
- AS32586Niagara Wireless Internet8
- AS36543Interface Technologies8
- AS2568Digicom7
- AS13340BlackBerry Limited7
- AS14007Skyway West7
- AS19005J2 Global Ventures7
- AS23229TransCanada Pipelines7
- AS40895I.S.F Quebec7
- AS397867Dissident Technologies Integrateur En Telecom Incorporee7
- AS3958Air Canada6
- AS16839SERVICENOW6
- AS26288Keewaytinook Okimakanak6
- AS30295Smartt6
- AS395399City Of Montreal6
- AS4470Citenet Telecom5
- AS4917AMDOCS5
- AS18705BlackBerry Limited5
- AS30103Zoom Video Communications5
- AS32564Intact Financial Corporation5
- AS46959Vancouver Convention Centre5
- AS55254WaveDirect Telecommunications5
- AS395127Sunwire5
- AS395479NetXpoint5
- AS396504Vancouver Coastal Health5
- AS397344Canada Mortgage And Housing Corporation5
- AS857GONET4
- AS14894BonneComm4
- AS15000Global Relay Communications4
- AS40727TELENET Informatique4
- AS53991Acronis4
- AS54889Ascent Networks4
- AS393735GoZoom.Ca4
- AS395198Banque Nationale Du Canada4
- AS395817University Of Ottawa Heart Institute4
- AS397375PROVINCIAL HEALTH SERVICES AUTHORITY4
- AS1730Rexall Pharmacy Group3
- AS5788Vancouver Coastal Health3
- AS10265Seneca College Of Applied Arts And Technology3
- AS16487Partner Solutions3
- AS17328The Manufacturers Life Insurance Company3
- AS19276Borden Ladner Gervais LLP3
- AS19416RBC CAPITAL MARKETS CORPORATION3
- AS21433AccentureFSSC Accenture UK Limited3
- AS23419Broad Connect Telecom3
- AS26884Vale Canada Limited3
- AS30336Telecommunications Xittel3
- AS30409AtkinsRealis Canada3
- AS40224Selectcom Telecom3
- AS394229Juxto3
- AS395272City Of Montreal3
- AS396306Think On3
- AS2579Nokia Of America Corporation2
- AS3804WorldLinx Telecommunications2
- AS7311Frontier Networks2
- AS11239Skycomp Solutions2
- AS14240Microsemi Storage Solutions2
- AS15158Algoma University2
- AS16789YARDI SYSTEMS2
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/577Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/577" | jq